There are
511 mi
from Oshkosh, WI to Parma, OH
That's the driving distance. It would take 9 hours 41 mins to go from Oshkosh, Wisconsin to Parma, Ohio.
The flight distance (direct flight from Oshkosh, WI to Parma, OH) is 390.50 mi.
511 mi = 822.10 kms